After being educated at St. Paul’s School, London, Wilfrid Johnson went to Balliol College, Oxford, where he became a two-time lacrosse Blue, in 1905 and 1906, when he captained the Oxford team. He later became president of the Oxford University Lacrosse Club. As a defender, Johnson also played for the Combined Universities, and represented the South several times in the annual match against the North. An accountant by profession, Johnson was also later a lacrosse referee, and took charge of the 1911 Varsity match, and in 1937, officiated in the match between England and the United States at the White City, in the first officially recognized international in Great Britain since 1908, when Johnson played in the Olympics. Between 1915-18 Johnson served with the Royal Naval Volunteer Reserve Service.